There are a total of 36 different combinations of Bingo cards.
This is because there are six rows and six columns, and each card has a different number in each row and column.
For example, the first card has a number in the first row and the second card has a number in the second row, and so on.
The 36 different combinations are as follows: .
1-6-2-9-3-8-4-7
5-10-6-11-7-12-8-9
10-1-4-7-13-9-12
13-2-6-8—14—15—16
17—18—19—20—21—22
23—24—25—26—27—28
29—30—31–32–33–34
35–36.